[ci skip] remove tabs

.travis/install.sh

@@ -7,81 +7,81 @@ set -x
 # See: https://github.com/travis-ci/travis-ci/issues/2312
 if [[ $TRAVIS_OS_NAME == "osx" ]]; then
 
-	# We use the official python.org installers to make sure our wheels are
-	# going to be as widely compatible as possible
-	PYTHON_PKG_27="https://www.python.org/ftp/python/2.7.15/python-2.7.15-macosx10.9.pkg"
-	PYTHON_PKG_36="https://www.python.org/ftp/python/3.6.6/python-3.6.6-macosx10.9.pkg"
-	PYTHON_PKG_37="https://www.python.org/ftp/python/3.7.0/python-3.7.0-macosx10.9.pkg"
-	GET_PIP="https://bootstrap.pypa.io/get-pip.py"
-
-	# update brew
-	brew update || brew update
-
-	# Update openssl if necessary
-	brew outdated openssl || brew upgrade openssl
-
-	# Install packages needed to build lib-secp256k1
-	for pkg in automake libtool pkg-config libffi; do
-		brew list $pkg > /dev/null || brew install $pkg
-		brew outdated --quiet $pkg || brew upgrade $pkg
-	done
-
-	mkdir -p ~/.cache/python-dl
-
-	if [[ "${TRAVIS_PYTHON_VERSION}" == "3.5" ]]; then
-		PYVERSION="${TRAVIS_PYTHON_VERSION}.5"
-		brew outdated pyenv || brew upgrade pyenv
-		pyenv install ${PYVERSION}
-		pyenv global ${PYVERSION}
-	else
-		builtin pushd ~/.cache/python-dl
-		ls -l
-
-		py_pkg=PYTHON_PKG_${TRAVIS_PYTHON_VERSION//./}
-		py_pkg=${!py_pkg}
-
-		installer_pkg=$(basename ${py_pkg})
-
-		# The package might have been cached from a previous run
-		if [[ ! -f ${installer_pkg} ]]; then
-			curl -LO ${py_pkg}
-		fi
-
-		sudo installer -pkg ${installer_pkg} -target /
-		builtin popd
-	fi
-
-	case "${TRAVIS_PYTHON_VERSION}" in
-		2.7)
-			python=/Library/Frameworks/Python.framework/Versions/${TRAVIS_PYTHON_VERSION}/bin/python
-			virtualenv=virtualenv
-			;;
-		3.6|3.7)
-			python=/Library/Frameworks/Python.framework/Versions/${TRAVIS_PYTHON_VERSION}/bin/python3
-			virtualenv=venv
-			;;
-		3.5)
-			python="$(pyenv root)/versions/${PYVERSION}/bin/python"
-			virtualenv=venv
-			;;
-	esac
-
-	if [[ "${TRAVIS_PYTHON_VERSION}" == "2.7" ]]; then
-		builtin pushd ~
-		curl -LO ${GET_PIP}
-		${python} get-pip.py
-		${python} -m pip install --user virtualenv
-		builtin popd
-	fi
-
-	# https://bugs.python.org/issue28150
-	if [[ "${NEED_SSL_FIX}" == "true" ]]; then
-		"/Applications/Python ${TRAVIS_PYTHON_VERSION}/Install Certificates.command"
-	fi
-
-	mkdir ~/virtualenv
-	${python} -m ${virtualenv} ~/virtualenv/python${TRAVIS_PYTHON_VERSION}
-	source ~/virtualenv/python${TRAVIS_PYTHON_VERSION}/bin/activate
+    # We use the official python.org installers to make sure our wheels are
+    # going to be as widely compatible as possible
+    PYTHON_PKG_27="https://www.python.org/ftp/python/2.7.15/python-2.7.15-macosx10.9.pkg"
+    PYTHON_PKG_36="https://www.python.org/ftp/python/3.6.6/python-3.6.6-macosx10.9.pkg"
+    PYTHON_PKG_37="https://www.python.org/ftp/python/3.7.0/python-3.7.0-macosx10.9.pkg"
+    GET_PIP="https://bootstrap.pypa.io/get-pip.py"
+
+    # update brew
+    brew update || brew update
+
+    # Update openssl if necessary
+    brew outdated openssl || brew upgrade openssl
+
+    # Install packages needed to build lib-secp256k1
+    for pkg in automake libtool pkg-config libffi; do
+        brew list $pkg > /dev/null || brew install $pkg
+        brew outdated --quiet $pkg || brew upgrade $pkg
+    done
+
+    mkdir -p ~/.cache/python-dl
+
+    if [[ "${TRAVIS_PYTHON_VERSION}" == "3.5" ]]; then
+        PYVERSION="${TRAVIS_PYTHON_VERSION}.5"
+        brew outdated pyenv || brew upgrade pyenv
+        pyenv install ${PYVERSION}
+        pyenv global ${PYVERSION}
+    else
+        builtin pushd ~/.cache/python-dl
+        ls -l
+
+        py_pkg=PYTHON_PKG_${TRAVIS_PYTHON_VERSION//./}
+        py_pkg=${!py_pkg}
+
+        installer_pkg=$(basename ${py_pkg})
+
+        # The package might have been cached from a previous run
+        if [[ ! -f ${installer_pkg} ]]; then
+            curl -LO ${py_pkg}
+        fi
+
+        sudo installer -pkg ${installer_pkg} -target /
+        builtin popd
+    fi
+
+    case "${TRAVIS_PYTHON_VERSION}" in
+        2.7)
+            python=/Library/Frameworks/Python.framework/Versions/${TRAVIS_PYTHON_VERSION}/bin/python
+            virtualenv=virtualenv
+            ;;
+        3.6|3.7)
+            python=/Library/Frameworks/Python.framework/Versions/${TRAVIS_PYTHON_VERSION}/bin/python3
+            virtualenv=venv
+            ;;
+        3.5)
+            python="$(pyenv root)/versions/${PYVERSION}/bin/python"
+            virtualenv=venv
+            ;;
+    esac
+
+    if [[ "${TRAVIS_PYTHON_VERSION}" == "2.7" ]]; then
+        builtin pushd ~
+        curl -LO ${GET_PIP}
+        ${python} get-pip.py
+        ${python} -m pip install --user virtualenv
+        builtin popd
+    fi
+
+    # https://bugs.python.org/issue28150
+    if [[ "${NEED_SSL_FIX}" == "true" ]]; then
+        "/Applications/Python ${TRAVIS_PYTHON_VERSION}/Install Certificates.command"
+    fi
+
+    mkdir ~/virtualenv
+    ${python} -m ${virtualenv} ~/virtualenv/python${TRAVIS_PYTHON_VERSION}
+    source ~/virtualenv/python${TRAVIS_PYTHON_VERSION}/bin/activate
 fi
 
 # Install necessary packages